<?php

/**
 * This is the model class for table "Camera".
 *
 * The followings are the available columns in table 'Camera':
 * @property integer $_id
 * @property string $name
 * @property string $url
 * @property integer $roomId
 * @property string $ipAddress
 * @property integer $channel
 */
class Camera extends ActiveRecord {

	/**
	 * Returns the static model of the specified AR class.
	 * @return Camera the static model class
	 */
	public static function model($className=__CLASS__) {
		return parent::model($className);
	}

	/**
	 * @return string the associated database table name
	 */
	public function tableName() {
		return 'Camera';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules() {
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array(
				'name, ipAddress, channel, username, password, roomId',
				'required'
			),
			array('roomId, channel', 'numerical', 'integerOnly'=>true),
			array('name, ipAddress, username, password', 'length', 'max'=>255),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array(
				'_id, name, ipAddress, channel, roomId',
				'safe',
				'on'=>'search'
			),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations() {
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
			'room'=>array(self::BELONGS_TO, 'Room', 'roomId'),
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels() {
		return array(
			'_id'=>'ID',
			'name'=>'Name',
			'ipAddress'=>'IP Address',
			'channel'=>'Channel',
			'roomId'=>'Location',
			'room.name'=>'Location',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search() {
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria = new CDbCriteria;

		$criteria->compare('_id', $this->_id);
		$criteria->compare('name', $this->name, true);
		$criteria->compare('ipAddress', $this->ipAddress, true);
		$criteria->compare('channel', $this->channel);
		$criteria->compare('roomId', $this->roomId);

		return new CActiveDataProvider(get_class($this), array(
				'criteria'=>$criteria,
			));
	}

	/**
	 * @property string $typeIcon icon filename of the associated type
	 */
	public function getTypeIcon() {
		return 'ic_list_camera.png';
	}

	protected function beforeSave() {
		if (!parent::beforeSave()) return false;
		$ip = $this->ipAddress;
		$chan = $this->channel;
		$this->url = "http://{$ip}/cgi-bin/guest/Video.cgi?";
		$this->url .= "media=mjpeg&channel={$chan}";
		return true;
	}

}